@Override
public void keyPressed(KeyEvent evt) {
if (evt.isConsumed()) return;
Component comp = getFocusOwner();
if (evt.getKeyCode() == KeyEvent.VK_ENTER && enterEnabled) {
while (comp != null) {
if (comp instanceof JComboBox) {
JComboBox<?> combo = (JComboBox<?>) comp;
if (combo.isEditable()) {
Object selected = combo.getEditor().getItem();
if (selected != null) combo.setSelectedItem(selected);
}
if (combo.isPopupVisible()) {
evt.consume();
combo.setPopupVisible(false);
}
return;
}
// TODO: add other classes that need custom key handling here.
comp = comp.getParent();
}
evt.consume();
ok();
} else if (evt.getKeyCode() == KeyEvent.VK_ESCAPE || isCloseBufferShortcut(evt)) {
evt.consume();
if (comp instanceof JComboBox) {
JComboBox<?> combo = (JComboBox<?>) comp;
if (combo.isPopupVisible()) combo.setPopupVisible(false);
else cancel();
} else cancel();
}
}
private void handleNavigationKeys(boolean suggest, int next, int sel, int max) {
if (!suggest && !comboBox.isPopupVisible()) {
comboBox.setPopupVisible(true);
return;
}
if (comboBox.getItemCount() > 0) {
if (next < 0) {
next = 0;
}
if (next > max) {
next = max;
}
if (next != sel) {
if (suggest) {
suggestionList.setSelectedIndex(next);
} else {
comboBox.setPopupVisible(true);
comboBox.setSelectedIndex(next);
}
}
textEditor.requestFocus();
}
}
@Override
public void keyPressed(KeyEvent keyEvent) {
// don't popup on action keys (cursor movements, etc...)
if (keyEvent.isActionKey()) {
return;
}
// don't popup if the combobox isn't visible anyway
if (comboBox.isDisplayable() && !comboBox.isPopupVisible()) {
int keyCode = keyEvent.getKeyCode();
// don't popup when the user hits shift,ctrl or alt
if (keyCode == KeyEvent.VK_SHIFT
|| keyCode == KeyEvent.VK_CONTROL
|| keyCode == KeyEvent.VK_ALT) return;
// don't popup when the user hits escape (see issue #311)
if (keyCode == KeyEvent.VK_ENTER || keyCode == KeyEvent.VK_ESCAPE) return;
comboBox.setPopupVisible(true);
}
}
